/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8                               :vi │
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney                              │
│                                                                              │
│ Permission to use, copy, modify, and/or distribute this software for         │
│ any purpose with or without fee is hereby granted, provided that the         │
│ above copyright notice and this permission notice appear in all copies.      │
│                                                                              │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL                │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED                │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE             │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL         │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR        │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER               │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
│ PERFORMANCE OF THIS SOFTWARE.                                                │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/fmt/itoa.h"
#include "libc/limits.h"
#include "libc/testlib/ezbench.h"
#include "libc/testlib/testlib.h"

TEST(FormatInt32, test) {
  char b[12];
  EXPECT_STREQ("", FormatInt32(b, 0));
  EXPECT_STREQ("0", b);
  EXPECT_STREQ("", FormatInt32(b, INT32_MAX));
  EXPECT_STREQ("2147483647", b);
  EXPECT_STREQ("", FormatInt32(b, INT32_MIN));
  EXPECT_STREQ("-2147483648", b);
}

TEST(FormatInt64, test) {
  char b[21];
  EXPECT_STREQ("", FormatInt64(b, 0));
  EXPECT_STREQ("0", b);
  EXPECT_STREQ("", FormatInt64(b, INT64_MAX));
  EXPECT_STREQ("9223372036854775807", b);
  EXPECT_STREQ("", FormatInt64(b, INT64_MIN));
  EXPECT_STREQ("-9223372036854775808", b);
}

BENCH(FormatInt, bench) {
  char b[21];
  EZBENCH2("FormatUint32 max32", donothing, FormatUint32(b, INT_MAX));
  EZBENCH2("FormatUint64 max32", donothing, FormatUint64(b, INT_MAX));
  EZBENCH2("FormatInt32 min32", donothing, FormatInt32(b, INT_MIN));
  EZBENCH2("FormatInt64 min32", donothing, FormatInt64(b, INT_MIN));
  EZBENCH2("FormatInt32 max32", donothing, FormatInt32(b, INT_MAX));
  EZBENCH2("FormatInt64 max32", donothing, FormatInt64(b, INT_MAX));
}
